Nodejs Architect

JOB DESCRIPTION

Experience: 3-5 years

Location: Bangalore

Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. - 3-5 years
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

JOB DETAILS:

* Job Title: Lead I - Software Engineering-Kotlin, Java, Spring Boot, Aws

* Industry: Global digital transformation solutions provide

* Salary: Best in Industry

* Experience: 5 -7 years

* Location: Trivandrum, Thiruvananthapuram

Role Proficiency:

Act creatively to develop applications and select appropriate technical options optimizing application development maintenance and performance by employing design patterns and reusing proven solutions account for others' developmental activities

Skill Examples:

1. Explain and communicate the design / development to the customer
2. Perform and evaluate test results against product specifications
3. Break down complex problems into logical components
4. Develop user interfaces business software components
5. Use data models
6. Estimate time and effort required for developing / debugging features / components
7. Perform and evaluate test in the customer or target environment
8. Make quick decisions on technical/project related challenges
9. Manage a Team mentor and handle people related issues in team
10.  Maintain high motivation levels and positive dynamics in the team.
11.  Interface with other teams’ designers and other parallel practices
12.  Set goals for self and team. Provide feedback to team members
13.  Create and articulate impactful technical presentations
14.  Follow high level of business etiquette in emails and other business communication
15.  Drive conference calls with customers addressing customer questions
16.   Proactively ask for and offer help
17.  Ability to work under pressure determine dependencies risks facilitate planning; handling multiple tasks.
18.  Build confidence with customers by meeting the deliverables on time with quality.
19.  Estimate time and effort resources required for developing / debugging features / components
20.  Make on appropriate utilization of Software / Hardware’s.
21.  Strong analytical and problem-solving abilities

Knowledge Examples:

•     Appropriate software programs / modules

1. Functional and technical designing
2. Programming languages – proficient in multiple skill clusters
3. DBMS
4. Operating Systems and software platforms
5. Software Development Life Cycle
6. Agile – Scrum or Kanban Methods
7. Integrated development environment (IDE)
8. Rapid application development (RAD)
9. Modelling technology and languages
10. Interface definition languages (IDL)
11. Knowledge of customer domain and deep understanding of sub domain where problem is solved

Additional Comments:

We are seeking an experienced Senior Backend Engineer with strong expertise in Kotlin and Java to join our dynamic engineering team.

The ideal candidate will have a deep understanding of backend frameworks, cloud technologies, and scalable microservices architectures, with a passion for clean code, resilience, and system observability.

You will play a critical role in designing, developing, and maintaining core backend services that power our high-availability e-commerce and promotion platforms.

Key Responsibilities

Design, develop, and maintain backend services using Kotlin (JVM, Coroutines, Serialization) and Java.

Build robust microservices with Spring Boot and related Spring ecosystem components (Spring Cloud, Spring Security, Spring Kafka, Spring Data).

Implement efficient serialization/deserialization using Jackson and Kotlin Serialization. Develop, maintain, and execute automated tests using JUnit 5, Mockk, and ArchUnit to ensure code quality.

Work with Kafka Streams (Avro), Oracle SQL (JDBC, JPA), DynamoDB, and Redis for data storage and caching needs. Deploy and manage services in AWS environment leveraging DynamoDB, Lambdas, and IAM.

Implement CI/CD pipelines with GitLab CI to automate build, test, and deployment processes.

Containerize applications using Docker and integrate monitoring using Datadog for tracing, metrics, and dashboards.

Define and maintain infrastructure as code using Terraform for services including GitLab, Datadog, Kafka, and Optimizely.

Develop and maintain RESTful APIs with OpenAPI (Swagger) and JSON API standards.

Apply resilience patterns using Resilience4j to build fault-tolerant systems.

Adhere to architectural and design principles such as Domain-Driven Design (DDD), Object-Oriented Programming (OOP), and Contract Testing (Pact).

Collaborate with cross-functional teams in an Agile Scrum environment to deliver high-quality features.

Utilize feature flagging tools like Optimizely to enable controlled rollouts.

Mandatory Skills & Technologies Languages:

Kotlin (JVM, Coroutines, Serialization),

Java Frameworks: Spring Boot (Spring Cloud, Spring Security, Spring Kafka, Spring Data)

Serialization: Jackson, Kotlin Serialization

Testing: JUnit 5, Mockk, ArchUnit

Data: Kafka (Avro) Streams Oracle SQL (JDBC, JPA) DynamoDB (NoSQL) Redis (Caching)

Cloud: AWS (DynamoDB, Lambda, IAM)

CI/CD: GitLab CI Containers: Docker

Monitoring & Observability: Datadog (Tracing, Metrics, Dashboards, Monitors)

Infrastructure as Code: Terraform (GitLab, Datadog, Kafka, Optimizely)

API: OpenAPI (Swagger), REST API, JSON API

Resilience: Resilience4j

Architecture & Practices: Domain-Driven Design (DDD) Object-Oriented Programming (OOP) Contract Testing (Pact) Feature Flags (Optimizely)

Platforms: E-Commerce Platform (CommerceTools), Promotion Engine (Talon.One)

Methodologies: Scrum, Agile

Skills: Kotlin, Java, Spring Boot, Aws

Must-Haves

Kotlin (JVM, Coroutines, Serialization), Java, Spring Boot (Spring Cloud, Spring Security, Spring Kafka, Spring Data), AWS (DynamoDB, Lambda, IAM), Microservices Architecture

******

Notice period - 0 to 15 days only

Job stability is mandatory

Location: Trivandrum

Virtual Weekend Interview on 7th Feb 2026 - Saturday

🚀 We're Urgently Hiring – Node.js Backend Development Intern

Join our backend team as an intern and get hands-on experience building scalable, real-world applications with Node.js, Firebase, and AWS.

📍 Remote / Onsite

📍 📅 Duration: 2 Months

🔧 What You’ll Work On:

Backend development using Node.js

Firebase, SQL & NoSQL database management

RESTful API integration

Deployment on AWS infrastructure

About the Role:

As a part of the Tech team, you will be involved in solving technical challenges, working with modern databases and systems, design and architecture of components/services, and handling highly critical secure data.

Responsibilities:

• You’ll be working on our P2P and cryptocurrency exchange platforms to build more features around it.
• Understand the way current users interact with the chatbot and how to optimize the existing content.
• WazirX being a financial product, you’ll be involved in building tools to make our user’s data more secure.
• You will be working on blockchain technologies
• You will help maintain code quality and organization.
• We expect you to learn about new software technologies, and proactively look for ways to make WazirX better.

You'll be a good fit if:

• You’ve got 3 to 6 years of development experience.
• You’re an expert in writing background tasks, test-driven development.
• You’re an expert in Golang 
• You’re good at understanding and implementing multithreaded environments to improve the speed of the execution
• You enjoy collaborating with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
• You’re committed to quality, and your code solves more problems than it creates ;)

About SATISFIC
Satisfic is focused on the areas of the IT channel marketing. As the channel catalyst, we connect and empower technology suppliers, solution providers and end-users. Headquartered in Singapore and with teams across key countries in APAC, Satisfic leverages its regional service delivery capabilities to help IT channel succeed and grow. 

Please visit our site at http://www.satisfic.com">www.satisfic.com for further details.

What you will be doing:

• SATISFIC is a product-based company; hence will be required to work on product development and support.
• Need to work on the following technologies – Angular, Node JS, Core Web API and PostgreSQL.
• SATISFIC’s product is hosted in AWS. This will provide you with an opportunity to work on the latest cloud technologies
• Coding computer programs.
• Integrate user-facing elements developed by front-end developers with server-side logic.
• Writing reusable, testable, and efficient code and libraries for future use.
• Implementation of security and data protection.
• Timely completion of daily assigned projects as per requirements
• Complete adherence to all metrics and parameters associated with each project through completion of project.
• Effective Time management.
• Mentor and assist Trainee/ Junior Software Engineers to complete assigned tasks.
• Check coding standards and deliverables against each project/product specifications for their own and their junior engineers before delivery.
• Develop module specification documents for internal purpose.
• Lead continuous improvement activities by driving the implementation of process and product quality improvement initiatives.
• Develop innovative solutions that improve the efficiency and reliability of the deliverables and system.

About your experience:

• Total work experience of more than 5 years and minimum 3+ years in development
• Has led a team of developers and coders on Node js
• 3-4 years of proven experience in Node.Js and frameworks available for it.
• Strong proficiency with JavaScript/TypeScript.
• Troubleshoot and debug applications.
• Expertise with Services (REST, SOAP, JSON) and APIs (Service-oriented architectures).
• User authentication and authorization between multiple systems, servers, and environments
• Integration of multiple data sources and databases into one system
• Understanding fundamental design principles behind a scalable application
• Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform
• Creating database schemas that represent and support business processes.
• Strong interpersonal and communication skills
• Strong analytical abilities
• Project and time management skills
• Quick learner with a positive attitude

Qualifications:

• Master’s / Bachelor’s degree in Computer Science, Software engineering or related area from a good institute is preferred

Reports to: Lead- Software Engineering

• Designing, coding, and debugging software using J2EE, Spring boot,Microservices ,AWS .
• Work closely with Solution architects to understand the architecture
  design and implement software designs accordingly.
• Improving the performance of existing software.
• Providing training to other engineers and code review.
• Maintaining and upgrading existing software.
• Recommending new technologies that can help increase productivity.
• Supervising and overseeing the technical aspects of projects.
• Investigating software-related complaints and making necessary adjustments to ensure optimal software performance.
• Regularly attending team meetings to discuss projects, brainstorm ideas, and put forward solutions to any issues.
• Mentioning Software engineers on correct coding practices.

Responsibilities:

Develop new back-end features in one Python/Java/Go

Collaborate with key stakeholders across different stages of the SDLC

Deliver high quality code and lead validation of the developed features

Skills and Qualifications:

5+ years of working experience in backend software development

Bachelor’s degree in Computer Science

Solid foundation in data structures, algorithms and software design

Strong analytical and debugging skills

Proficiency in one of Python/Java/Go

Hands on experience on big-data technologies such as Apache Spark, Kafka, Cassandra etc

Familiarity with agile practices

About Araali:

Araali Networks is a SaaS based cybersecurity startup that has raised a total of $10M from well known investors like A Capital, Firebolt Ventures and SV Angels, and and through a strategic investment by a publicly traded security company.

The company is disrupting the cloud firewall market by auto-creating nano-perimeters around every cloud app. The Araali solution enables developers to focus on features and improves the security posture through simplification and automation. 

The security controls are embedded at the time of DevOps. The precision of Araali controls also helps with security operations where alerts are precise and intelligently routed to the right app team, making it actionable in real-time.

We are looking for a highly capable Node.js developer to optimize our web-based application performance. You will be collaborating with our front-end application developers, designing back-end components, and integrating data storage and protection solutions.

To ensure success as a Node.js developer, you should possess extensive knowledge of Node.Js based services and experience in a similar role. An accomplished Node.js developer will be someone whose expertise results in the stable, fast, and secure exchange of data between servers and end-users.

Responsibilities

• Developing and maintaining all server-side network components.
• Ensuring optimal performance of the central database and responsiveness to front-end requests.
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and back-end services for various business processes.
• Developing high-performance applications by writing testable, reusable, and efficient code.
• Implementing effective security protocols, data protection measures, and storage solutions.
• Running diagnostic tests, repairing defects, and providing technical support.
• Documenting Node.js processes, including database schemas, as well as preparing reports.
• Recommending and implementing improvements to processes and technologies.
• Keeping informed of advancements in the field of Node.js development.

Skills

• At least one year of experience as a Node.js developer.
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
• Knowledge of front-end technologies such as HTML5 and CSS3.
• Superb interpersonal, communication, and collaboration skills.
• Exceptional analytical and problem-solving aptitude.
• Great organizational and time management skills.
• Availability to resolve urgent web application issues outside of business hours.